OpenTechnical

OT-2026-000051258

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000051258) never changes.

Identity and time

Publication numberOT-2026-000051258 · never reused
Internal UUID01a0ae83-2740-7f44-8883-4dbfa341e52a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051258
StatusPUBLIC

Content hashes

Canonical text6b898b9ca01d13640c38ecb4a57800bfb1042783a5f57a26b020eb338ddaabea
Markdowned15ca05a5c709abacd2fba8a6d112f117a170c59320c1d700f2966dcc22efda
PDF
Publication page54eaae70822d79ac514b904663e4d67aa88e02f32a2e7a401fcc5823cc98105b
Manifestd3945979ef226df184a5dbd5c9fe83e46fefdf88fcae34aa0b0640912de2ac53

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureFQqWS+Ii0ajl8KKcry7eaw16XeWFjM3qWRny8lpTrhIa0nrMm4fIn3LEsOwi8cnogYqd2o1fU/mS/FL/h6KTCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:59:03.422841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051258
observed 54eaae70822d79ac514b904663e4d67a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:03.404153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051258/manifest.json
observed d3945979ef226df184a5dbd5c9fe83e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:03.384882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051258/publication.md
observed ed15ca05a5c709abacd2fba8a6d112f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:03.367029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051258/publication.txt
observed 6b898b9ca01d13640c38ecb4a57800bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.